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Welcome to FordPinto.com, The home of the PCCA => General Help- Ask the Experts... => Topic started by: barnpinto on October 06, 2005, 08:49:36 AM

Title: What is the most effective drag race setup with leaf springs?
Post by: barnpinto on October 06, 2005, 08:49:36 AM
Here is what I am working on.  '75 pinto that has been completely stripped for drag race only.  I have a 10 point roll cage, subframes, and am running the factory leaf springs with an 8.8 rear with 4.56 gears.  I will be using a 5.0 roller motor with 289 heads, E303 cam and 650 carb.  About 325 flywheel horsepower.  I am using a C4 with a 2800-3200 stall.  I run the 1/8th mile and the car is expected to weigh about 2200-2300 pounds.  What is the best setup to run for traction running the leaf springs?  I will be running a 10.5 wide slick.  Should I run slapper bars or some form of traction link like 78pinto uses.  I can and prefer to build whatever I use for traction devices.  Give me all your ideas and suggestions, please.

Thanks, Jason
Title: Re: What is the most effective drag race setup with leaf springs?
Post by: Pintony on October 06, 2005, 09:10:04 AM
Hey barnpinto,
try this link.

http://www.calvertracing.com/info/info.htm

I swaping my slapper bars for these.
From Pintony
Title: Re: What is the most effective drag race setup with leaf springs?
Post by: rkk on October 06, 2005, 02:16:59 PM
My opinion is,  I ran a Mustang drag car for about 6 years with a 460 taken out to about 510 ci.  It was hard to get traction because of all the torque with 10.5 slicks which I ran, but I was limited to that tire. Because of the class.
A 4 link is the better setup, but it depends on your funds.  I fabricated some 3 foot ladder bars that were welded to the rearend housing  and pivoted near the end of the leafs.  They planted the car really nice.  But that was a few years back.  I like the bars Pintony suggested,  I might look into these for my AMX.
Title: Re: What is the most effective drag race setup with leaf springs?
Post by: Bwayrshires on October 06, 2005, 06:13:30 PM
Jason,
I am running a similar engine and trans setup in a 74 wagon. I bought the car so I don't know exactly the brand of traction bars, but they are your typical bars with the rubber snubber's on the front. There is a pic of the car launching from this past weekend, in the racer section.( the title is took the wagon racing). The car launches real straight. My nephew runs a Chevelle with the Caltracs and he really likes them. If I where to change my car I would go with the Caltracs, but I can't see changing what works well.
Brian